TASK SWITCHING WITH STATE PRESERVATION FOR PROGRAMS RUNNING ON AN ELECTRONIC DEVICE
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United States of America Patent
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Issued Date -
N/A
app pub date -
Apr 11, 2012
filing date -
Apr 6, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method and system providing switching between a plurality of installed programs in a computer system. Embodiments include a jump function comprising the steps: (1) determining a jump program that is to be the next program to be run, possibly from a plurality of possible choices; (2) creating input data for the jump program based on data in the current program; (3) storing the program state of the currently running program into a context packet and saving the context packet to memory; (4) releasing temporary memory that is used by the program, so as to allow other programs to use the memory; (5) calling the jump program with the created input data as input and terminating the currently running program.
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